Question

Why did the Irish immigrate to the United States during the 1840s
and 1850s?
A) England invaded Ireland during the mid-1840s, displacing the
Irish population.
B) They fled a famine caused by severe overpopulation and a
devastating blight on the potato crop.
C) The expansion of the industrial revolution displaced Irish
workers.
D) Anti-Catholic violence forced the Irish to flee their
homeland.